. >> greta: you saw today in colorado, president obama using denver police officers as a back drop for his gun control speech. cops as props? a lot of police officers were not happy with the president, including larimer county sheriff justin smith. he joins me. good evening, sir. >> good evening, greta. >> greta: nice to see you, and sheriff, presidents on both sides of the aisles have been doing it for decades, using people as props for their point. today it's sort of cops as props and what do you think about it? >> you know, i agree with the line level denver police ith th was completely inappropriate. these officers have a job to do they should be on the street protecting their community, not used as political props. the officers i talked to were disgusted they had been coerced and cajoled into trying to get them on, to be on stage. >> you know, some of the police officers didn't show up today, or didn't stand by the president. is that in part because of the have controversial new gun control law in colorado. is that distressing members of law enforcement? >> that's what really went